RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Ferrihydrite
Reference: SBLVD14
SCM Type: DDL - Diffuse Double Layer
Ligand: Ra<2+> - radium
Site Type: »Fe-OH
Equation: 4 »Fe-OH + Ra<2+> + 2 H<1+>  ⇔  (»Fe-OH2)2(»Fe-OH)2-Ra<4+>
LogK: 22.2        LogK°I=0 (Conversion to I = 0):   22.84         LogK2.31 nm−2 (SSD-normalized):   39.51
Experiment: Batch Sorption Experiments
Ionic Strength: 0.1 mol/L NaClO4
Solid/Liquid Ratio: 10.0 g/L
pH Range: 4-11
Ligand Concentration Range: 12E-9 mol/L
Fit Method: PHREEQC
Comment: For the metal ion binding sites, the tetradentate approach developed by [S06c] was adapted.
 
1 data sets were retrieved